3448940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 8061984

約数和(自身を除く): 4613044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 257, 305, 514, 610, 671, 1028, 1220, 1285, 1342, 2570, 2684, 2827, 3355, 5140, 5654, 6710, 11308, 13420, 14135, 15677, 28270, 31354, 56540, 62708, 78385, 156770, 172447, 313540, 344894, 689788, 862235, 1724470, 3448940]

約数ペア:

[(1, 3448940), (2, 1724470), (4, 862235), (5, 689788), (10, 344894), (11, 313540), (20, 172447), (22, 156770), (44, 78385), (55, 62708), (61, 56540), (110, 31354), (122, 28270), (220, 15677), (244, 14135), (257, 13420), (305, 11308), (514, 6710), (610, 5654), (671, 5140), (1028, 3355), (1220, 2827), (1285, 2684), (1342, 2570)]